Chinese Optics Letters, Volume. 21, Issue 10, 103401(2023)

High-resolution Mo Kα X-ray monochromatic backlight imaging using a toroidal crystal

Haoxuan Si1, Lianqiang Shan2, Huiyao Du1, Li Jiang1, Shengzhen Yi1、*, Weimin Zhou2, and Zhanshan Wang1、**
Author Affiliations
  • 1Institute of Precision Optical Engineering, MOE Key Laboratory of Advanced Micro-Structured Materials, Shanghai Frontiers Science Center of Digital Optics, Shanghai Professional Technical Service Platform for Full-Spectrum and High-Performance Optical Thin Film Devices and Applications, School of Physics Science and Engineering, Tongji University, Shanghai 200092, China
  • 2Research Center of Laser Fusion, China Academy of Engineering Physics, Mianyang 621900, China
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    Figures & Tables(6)
    Structure of the optical path in toroidal-crystal optics.
    Distribution of the X-ray energy spectrum from a Mo target.
    (a) Simulation results for the toroidal-crystal imaging of a 600 line-pairs/inch grid as obtained using XRT software. (b) Intensity changes across the 600 line-pairs/inch grid, showing the “80%–20%” resolution-evaluation criterion.
    (a) Imaging of a 600 line-pairs/inch Au grid using the prepared toroidal crystal. (b) Intensity changes across the Au grid, showing the “80%–20%” resolution-evaluation criterion.
    Spatial resolution in the horizontal direction.
    • Table 1. Structural Parameters of the Toroidal Bent-Crystal System

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      Table 1. Structural Parameters of the Toroidal Bent-Crystal System

      MaterialGe 〈5 1 1〉, n = 3
      θ77.74°
      Rm/Rs300 mm /286.5 mm
      ApertureΦ12 mm
      u161.24 mm
      v1612.4 mm
      l40 mm
      Δs1 mm
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    Haoxuan Si, Lianqiang Shan, Huiyao Du, Li Jiang, Shengzhen Yi, Weimin Zhou, Zhanshan Wang. High-resolution Mo Kα X-ray monochromatic backlight imaging using a toroidal crystal[J]. Chinese Optics Letters, 2023, 21(10): 103401

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    Paper Information

    Category: X-ray Optics

    Received: Jan. 19, 2023

    Accepted: May. 4, 2023

    Published Online: Sep. 11, 2023

    The Author Email: Shengzhen Yi (023123@tongji.edu.cn), Zhanshan Wang (wangzs@tongji.edu.cn)

    DOI:10.3788/COL202321.103401

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